:root {
  --titanium: #f2f4f5;
  --aluminum: #e5e9ec;
  --graphite: #171b1e;
  --gunmetal: #3e474d;
  --steel: #315a73;
  --border: #c5cdd2;
  --silver-dark: #8d999f;
  --white: #ffffff;
  --blue-light: #8eb8cf;
  --display: Bahnschrift, "Arial Narrow", "Segoe UI", sans-serif;
  --body: "Segoe UI", Arial, sans-serif;
  --mono: Consolas, "SFMono-Regular", monospace;
  --shell: 1328px;
  --gutter: 56px;
  --section: 124px;
  --shadow: 0 28px 54px rgba(9, 17, 21, 0.16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: #dfe4e7;
  color: var(--graphite);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
button { font: inherit; }
.page-shell { width: min(100%, 1440px); margin: 0 auto; background: var(--titanium); overflow: hidden; }
.shell { width: min(var(--shell), calc(100% - (var(--gutter) * 2))); margin-inline: auto; }
.eyebrow, .section-index, .series-code, .micro, .footer-nav small, .spec-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.eyebrow { display: flex; align-items: center; gap: 14px; color: var(--steel); }
.eyebrow::before { width: 34px; height: 2px; background: currentColor; content: ""; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--display); font-weight: 620; letter-spacing: -.035em; line-height: 1.02; }
h1 { font-size: clamp(56px, 5.4vw, 78px); margin-bottom: 32px; }
h2 { font-size: clamp(40px, 4vw, 58px); margin-bottom: 24px; }
h3 { font-size: 30px; margin-bottom: 14px; }
.muted { color: var(--gunmetal); }
.lead { max-width: 720px; color: var(--gunmetal); font-size: 19px; line-height: 1.6; }
.cut-action {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 0 22px;
  border: 1px solid var(--graphite);
  color: var(--graphite);
  font-family: var(--display);
  font-size: 14px;
  font-weight: 700;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
}
.cut-action.primary { background: var(--graphite); color: var(--white); }
.cut-action.steel { border-color: var(--steel); background: var(--steel); color: var(--white); }
.text-link { display: inline-flex; gap: 18px; align-items: center; border-bottom: 1px solid var(--silver-dark); padding: 0 0 8px; font-weight: 700; }

.site-header {
  height: 92px;
  display: grid;
  grid-template-columns: 190px 1fr 235px;
  align-items: center;
  gap: 20px;
  padding: 0 48px 0 58px;
  border-bottom: 1px solid var(--border);
  background: rgba(250, 251, 251, .97);
  position: relative;
  z-index: 20;
}
.brand { display: inline-flex; align-items: center; gap: 13px; width: max-content; color: var(--graphite); }
.brand-mark { width: 37px; height: 37px; }
.brand-name { font-family: var(--display); font-size: 18px; font-weight: 720; letter-spacing: .15em; }
.desktop-nav { display: flex; align-items: center; justify-content: center; gap: 19px; min-width: 0; color: #30383d; }
.desktop-nav a { position: relative; height: 92px; display: flex; align-items: center; font-family: var(--display); font-size: 12.5px; font-weight: 620; white-space: nowrap; }
.desktop-nav a[aria-current="page"]::after { position: absolute; left: 0; bottom: -1px; width: 38px; height: 2px; background: var(--steel); content: ""; }
.header-action { justify-self: end; width: 232px; min-width: 232px; height: 48px; padding: 0 15px 0 19px; font-size: 12.5px; }
.header-action::before { position: absolute; inset: 0 auto 0 0; width: 4px; background: var(--steel); content: ""; }
.header-action b { color: var(--blue-light); font-size: 18px; font-weight: 500; }
.mobile-menu, .mobile-navigation { display: none; }
.mobile-navigation[hidden] { display: none; }

.archive-hero { display: grid; grid-template-columns: 50% 50%; min-height: 720px; border-bottom: 1px solid var(--border); }
.archive-hero-copy { padding: 112px 72px 76px var(--gutter); display: flex; flex-direction: column; justify-content: center; }
.archive-hero-copy p { max-width: 610px; font-size: 19px; color: var(--gunmetal); }
.hero-path { margin-top: 64px; display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; color: var(--gunmetal); font-size: 14px; }
.hero-path b { color: var(--steel); font-weight: 600; }
.archive-hero-stage { background: var(--graphite); color: var(--white); padding: 58px 48px 50px; display: grid; align-content: center; }
.stage-topline { display: grid; grid-template-columns: auto 1fr auto; gap: 16px; align-items: center; color: var(--blue-light); margin-bottom: 74px; }
.stage-topline i { height: 1px; background: rgba(142, 184, 207, .45); }
.series-constellation { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid rgba(197, 205, 210, .34); border-left: 1px solid rgba(197, 205, 210, .34); }
.series-node { min-height: 178px; padding: 26px; border-right: 1px solid rgba(197, 205, 210, .34); border-bottom: 1px solid rgba(197, 205, 210, .34); position: relative; }
.series-node span { color: var(--blue-light); font-family: var(--mono); font-size: 12px; }
.series-node strong { display: block; margin-top: 50px; font-family: var(--display); font-size: 25px; max-width: 220px; line-height: 1.12; }
.series-node em { position: absolute; right: 20px; top: 20px; font-family: var(--mono); font-style: normal; color: var(--silver-dark); font-size: 11px; }
.stage-caption { margin: 36px 0 0; color: #b8c2c7; max-width: 520px; }

.series-nav { background: var(--aluminum); border-bottom: 1px solid var(--border); }
.series-nav-inner { min-height: 112px; display: grid; grid-template-columns: repeat(4, 1fr); }
.series-nav a { padding: 24px 20px; border-right: 1px solid var(--border); display: flex; align-items: center; gap: 14px; }
.series-nav a:first-child { border-left: 1px solid var(--border); }
.series-nav b { font-family: var(--mono); color: var(--steel); }
.series-nav span { font-family: var(--display); font-weight: 650; line-height: 1.2; }

.catalog-intro { padding: var(--section) 0 86px; display: grid; grid-template-columns: 1fr 1fr; gap: 84px; align-items: end; }
.catalog-intro p { margin: 0; }
.catalog-series { padding: 0 0 110px; }
.series-heading { display: grid; grid-template-columns: 86px minmax(0, 1fr) minmax(280px, 420px); gap: 24px; align-items: end; padding: 28px 0; border-top: 1px solid var(--graphite); }
.series-heading .series-code { color: var(--steel); }
.series-heading h2 { font-size: 42px; margin: 0; }
.series-heading p { color: var(--gunmetal); margin: 0; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--border); }
.product-card { min-width: 0; padding: 32px 26px 28px; border-right: 1px solid var(--border); display: flex; flex-direction: column; }
.product-card:first-child { border-left: 1px solid var(--border); }
.product-card figure { height: 430px; margin: 0 0 32px; background: linear-gradient(145deg, #dfe4e7, #f8f9fa 58%, #d8dee1); position: relative; overflow: hidden; }
.product-card figure::before { position: absolute; inset: 24px; border: 1px solid rgba(49, 90, 115, .18); content: ""; }
.product-card img { width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 26px 25px rgba(10, 17, 21, .22)); position: relative; z-index: 2; }
.product-card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 14px; }
.product-card-head h3 { font-size: 28px; margin: 0; }
.product-card-head span { color: var(--steel); font-family: var(--mono); font-size: 11px; }
.product-role { min-height: 52px; margin: 12px 0 20px; color: var(--gunmetal); }
.application-line { padding-top: 17px; border-top: 1px solid var(--border); color: var(--gunmetal); font-size: 14px; min-height: 76px; }
.application-line b { display: block; color: var(--steel); font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 4px; }
.product-card .text-link { margin-top: auto; align-self: flex-start; }
.product-card figure > .product-detail-image { display: grid; width: 100%; height: 100%; place-items: center; }
.product-card .product-detail-image:focus-visible,
.product-card .product-detail-title:focus-visible,
.product-card .product-detail-link:focus-visible { outline: 3px solid var(--steel); outline-offset: 4px; }
.product-card-head h3 > a { color: inherit; text-decoration: none; }
.product-card-actions { display: grid; align-content: start; gap: 12px; margin-top: auto; }
.product-card-actions .text-link { min-height: 44px; margin-top: 0; }
.grid-two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-two .product-card figure { height: 520px; }
.grid-one { grid-template-columns: minmax(0, 1fr); }
.grid-one .product-card { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); gap: 60px; align-items: center; }
.grid-one .product-card figure { height: 560px; margin: 0; }
.grid-one .product-card-copy { padding-right: 40px; }

/* V1.2.1 tablet-card optical balance. Product PNG files remain immutable. */
#tx .product-card figure {
  width: calc(100% + 52px);
  height: 470px;
  margin-inline: -26px;
  background:
    radial-gradient(ellipse 62% 54% at 50% 47%, rgba(255, 255, 255, .96) 0%, rgba(222, 231, 235, .82) 42%, rgba(163, 184, 195, .34) 68%, rgba(197, 207, 212, 0) 100%),
    linear-gradient(145deg, #d7dde1 0%, #f3f6f7 54%, #cfd8dd 100%);
}
#tx .product-card figure::before {
  inset: 28px;
  z-index: 1;
  border-color: rgba(49, 90, 115, .22);
}
#tx .product-card figure::after {
  position: absolute;
  z-index: 1;
  left: 20%;
  right: 20%;
  bottom: 9%;
  height: 10%;
  background: radial-gradient(ellipse at center, rgba(15, 27, 34, .19) 0%, rgba(15, 27, 34, .09) 38%, rgba(15, 27, 34, 0) 74%);
  content: "";
}
#tx .product-card img {
  --tablet-media-scale: .88;
  --tablet-media-y: 0px;
  top: var(--tablet-media-y);
  transform: scale(var(--tablet-media-scale));
  transform-origin: 50% 50%;
  filter: drop-shadow(0 24px 21px rgba(10, 17, 21, .2));
}
#tx .product-card:nth-child(2) img { --tablet-media-y: 7px; }
#tx .product-card:nth-child(3) img {
  --tablet-media-scale: 1;
  --tablet-media-y: 30px;
  filter: drop-shadow(0 22px 20px rgba(10, 17, 21, .2));
}

.support-bridge { display: grid; grid-template-columns: 1fr 1fr; }
.support-block { min-height: 530px; padding: 90px var(--gutter); }
.support-block.dark { background: var(--graphite); color: var(--white); }
.support-block.light { background: var(--aluminum); }
.support-block .lead { color: inherit; opacity: .78; }
.support-axis { margin: 48px 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid currentColor; opacity: .75; }
.support-axis span { padding: 18px 8px 0 0; font-family: var(--mono); font-size: 10px; letter-spacing: .08em; }
.support-axis span::before { display: block; width: 7px; height: 7px; border: 1px solid currentColor; background: inherit; transform: translateY(-22px); content: ""; }

.cooperation { padding: 96px var(--gutter); background: var(--steel); color: var(--white); display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 72px; align-items: center; }
.cooperation h2 { max-width: 860px; margin: 0; }
.cooperation .cut-action { border-color: white; color: white; }

.site-footer { position: relative; height: 500px; display: grid; grid-template-columns: 360px 1fr; grid-template-rows: 1fr 66px; gap: 0 74px; padding: 67px 64px 0; background: #111619; color: white; }
.brand.inverse { color: #e7ecee; }
.footer-brand > p { max-width: 340px; margin: 25px 0 0; color: #aeb9be; font-size: 15.5px; line-height: 1.6; }
.footer-email { width: max-content; display: flex; align-items: center; gap: 24px; margin-top: 28px; padding-bottom: 10px; border-bottom: 1px solid #526771; color: #dfe5e8; font-family: var(--display); font-size: 15.5px; }
.footer-email span { color: #7fa9bf; }
.footer-nav { display: grid; grid-template-columns: 1.15fr 1fr .9fr .7fr; gap: 32px; }
.footer-nav div { display: flex; flex-direction: column; gap: 15px; }
.footer-nav small { margin-bottom: 7px; color: #91a9b5; font-family: var(--mono); font-size: 11px; letter-spacing: .1em; }
.footer-nav a { color: #bdc6ca; font-size: 14.5px; }
.footer-base { grid-column: 1/-1; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid #344047; color: #9ba8ae; font-family: var(--mono); font-size: 12.5px; line-height: 1.5; letter-spacing: .08em; }

/* Product detail */
.product-hero { display: grid; grid-template-columns: 48% 52%; min-height: 760px; }
.product-hero-copy { padding: 102px 54px 80px var(--gutter); display: flex; flex-direction: column; justify-content: center; }
.product-hero-copy h1 { margin: 18px 0 20px; }
.product-hero-copy .role { font-size: 24px; font-family: var(--display); color: var(--steel); margin-bottom: 24px; }
.product-hero-copy .lead { font-size: 18px; }
.product-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 24px; }
.product-hero-stage { background: var(--graphite); color: white; padding: 42px; display: grid; grid-template-rows: auto 1fr auto; }
.product-hero-stage figure { min-height: 590px; margin: 0; display: grid; place-items: center; position: relative; }
.product-hero-stage figure::before { position: absolute; inset: 8% 7%; border: 1px solid rgba(142, 184, 207, .24); content: ""; }
.product-hero-stage img { width: 100%; height: 100%; object-fit: contain; position: relative; z-index: 2; filter: drop-shadow(0 32px 28px rgba(0, 0, 0, .38)); }
.stage-note { display: flex; justify-content: space-between; color: #a9b8bf; font-family: var(--mono); font-size: 10px; letter-spacing: .08em; }

.detail-section { padding: var(--section) 0; border-top: 1px solid var(--border); }
.detail-heading { display: grid; grid-template-columns: 160px 1fr; gap: 46px; margin-bottom: 62px; }
.detail-heading .section-index { color: var(--steel); }
.detail-heading h2 { margin: 0; max-width: 820px; }
.fit-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--graphite); }
.fit-unit { padding: 30px 28px 34px 0; border-bottom: 1px solid var(--border); }
.fit-unit + .fit-unit { padding-left: 28px; border-left: 1px solid var(--border); }
.fit-unit h3 { font-size: 25px; }
.fit-unit p { color: var(--gunmetal); margin-bottom: 0; }
.direction-diagram { background: var(--graphite); color: white; padding: 58px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.direction-node { min-height: 190px; padding: 24px; border-top: 1px solid #60737e; border-bottom: 1px solid #60737e; position: relative; }
.direction-node:not(:last-child) { border-right: 1px solid #60737e; }
.direction-node b { display: block; color: var(--blue-light); font-family: var(--mono); font-size: 11px; letter-spacing: .1em; margin-bottom: 54px; }
.direction-node strong { font-family: var(--display); font-size: 23px; }
.overview-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 72px; align-items: center; }
.overview-visual { min-height: 540px; background: var(--aluminum); display: grid; place-items: center; }
.overview-visual img { width: 100%; height: 540px; object-fit: contain; filter: drop-shadow(0 28px 26px rgba(18, 28, 34, .19)); }
.overview-list { border-top: 1px solid var(--graphite); }
.overview-list div { padding: 22px 0; border-bottom: 1px solid var(--border); display: grid; grid-template-columns: 150px 1fr; gap: 20px; }
.overview-list span { color: var(--steel); font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.pending-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--graphite); }
.pending-item { min-height: 178px; padding: 26px 30px 30px 0; border-bottom: 1px solid var(--border); }
.pending-item:nth-child(even) { padding-left: 30px; border-left: 1px solid var(--border); }
.pending-item strong { font-family: var(--display); font-size: 24px; }
.pending-item p { margin: 28px 0 0; color: var(--gunmetal); }
.pending-data { display: inline-block; color: var(--steel); font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.engineering-track { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--graphite); }
.engineering-step { padding: 28px 22px 30px 0; border-bottom: 1px solid var(--border); position: relative; }
.engineering-step + .engineering-step { padding-left: 22px; border-left: 1px solid var(--border); }
.engineering-step b { color: var(--steel); font-family: var(--mono); font-size: 11px; }
.engineering-step strong { display: block; font-family: var(--display); font-size: 22px; margin: 44px 0 12px; }
.engineering-step p { color: var(--gunmetal); font-size: 14px; margin: 0; }
.accessory-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.accessory-unit { background: var(--titanium); padding: 34px; min-height: 230px; }
.accessory-unit .micro { color: var(--steel); }
.accessory-unit h3 { margin-top: 54px; font-size: 25px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--border); }
.related-card { padding: 28px; border-right: 1px solid var(--border); }
.related-card:first-child { border-left: 1px solid var(--border); }
.related-card figure { height: 320px; background: var(--aluminum); margin: 0 0 24px; }
.related-card img { width: 100%; height: 100%; object-fit: contain; }
.related-card h3 { font-size: 25px; }

@media (max-width: 1100px) {
  :root { --gutter: 36px; --section: 96px; }
  .site-header { height: 84px; grid-template-columns: 1fr 48px; padding: 0 34px; }
  .desktop-nav, .header-action { display: none; }
  .mobile-menu { position: relative; z-index: 32; width: 44px; height: 44px; display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 7px; border: 1px solid var(--border); background: transparent; }
  .mobile-menu span { width: 20px; height: 2px; background: var(--graphite); }
  html.mobile-navigation-open,
  body.mobile-navigation-open { overflow: hidden; overscroll-behavior: none; }
  body.mobile-navigation-open { position: fixed; inset: 0; width: 100%; height: 100%; }
  body.mobile-navigation-open .site-header { position: fixed; z-index: 31; top: 0; left: 50%; width: min(1100px, 100%); transform: translateX(-50%); }
  body.mobile-navigation-open main,
  body.mobile-navigation-open .site-footer { visibility: hidden; pointer-events: none; user-select: none; }
  body.mobile-navigation-open .site-header > :not(.mobile-menu) { pointer-events: none; user-select: none; }
  .mobile-navigation { position: fixed; z-index: 30; top: 84px; bottom: 0; left: 50%; width: min(1100px, 100%); height: calc(100dvh - 84px); padding: 24px 34px 30px; transform: translateX(-50%); display: grid; grid-auto-rows: min-content; align-content: start; overflow-x: hidden; overflow-y: auto; overscroll-behavior: contain; touch-action: pan-y; background: var(--titanium); border-top: 1px solid var(--border); }
  .mobile-navigation > a { min-height: 56px; display: flex; align-items: center; border-bottom: 1px solid var(--border); color: var(--graphite); font-family: var(--display); font-size: 16px; font-weight: 620; }
  .mobile-navigation > a:last-child { border-bottom: 0; }
  .mobile-navigation .mobile-navigation-action { min-height: 56px; margin-top: 18px; padding: 0 18px; justify-content: space-between; border-left: 4px solid var(--blue); background: var(--graphite); color: var(--white); font-size: 15px; }
  .mobile-navigation-action b { color: #72a3be; font-size: 18px; font-weight: 500; }
  .archive-hero-copy { padding-left: var(--gutter); padding-right: 44px; }
  .product-card { padding-inline: 18px; }
  .product-card figure { height: 360px; }
  .grid-two .product-card figure { height: 430px; }
  #tx .product-card figure { width: calc(100% + 36px); height: 400px; margin-inline: -18px; }
  #tx .product-card img { --tablet-media-scale: .886; }
  #tx .product-card:nth-child(3) img { --tablet-media-scale: 1; --tablet-media-y: 28px; }
  .series-heading { grid-template-columns: 70px 1fr 340px; }
  .site-footer { height: auto; min-height: 620px; grid-template-columns: 1fr; grid-template-rows: auto auto 70px; gap: 40px; padding-left: 40px; padding-right: 40px; }
  .footer-nav { gap: 20px; }
}

@media (max-width: 820px) {
  :root { --gutter: 28px; --section: 82px; }
  .site-header { height: 84px; grid-template-columns: 1fr 48px; padding: 0 34px; }
  .archive-hero, .product-hero { grid-template-columns: 1fr; }
  .archive-hero-copy, .product-hero-copy { padding: 80px var(--gutter) 68px; }
  .archive-hero-stage { min-height: 590px; }
  .catalog-intro { grid-template-columns: 1fr; gap: 28px; }
  .series-nav-inner { grid-template-columns: repeat(2, 1fr); }
  .series-heading { grid-template-columns: 58px 1fr; }
  .series-heading p { grid-column: 2; }
  .product-grid, .grid-two { grid-template-columns: repeat(2, 1fr); }
  .product-grid .product-card:nth-child(odd) { border-left: 1px solid var(--border); }
  .product-card figure, .grid-two .product-card figure { height: 390px; }
  #tx .product-card figure { height: 420px; }
  #tx .product-card img { --tablet-media-scale: .9; }
  #tx .product-card:nth-child(2) img { --tablet-media-y: 6px; }
  #tx .product-card:nth-child(3) img { --tablet-media-scale: 1; --tablet-media-y: 25px; }
  .grid-one .product-card { grid-template-columns: 1fr; }
  .support-bridge { grid-template-columns: 1fr; }
  .support-block { min-height: 0; }
  .cooperation { grid-template-columns: 1fr; }
  .footer-nav { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .product-hero-stage { min-height: 650px; }
  .fit-grid { grid-template-columns: 1fr; }
  .fit-unit + .fit-unit { border-left: 0; padding-left: 0; }
  .direction-diagram { grid-template-columns: repeat(2, 1fr); }
  .overview-grid { grid-template-columns: 1fr; }
  .engineering-track { grid-template-columns: 1fr; }
  .engineering-step + .engineering-step { border-left: 0; padding-left: 0; }
  .accessory-grid, .related-grid { grid-template-columns: 1fr; }
  .related-card { border-left: 1px solid var(--border); }
}

@media (max-width: 520px) {
  :root { --gutter: 20px; --section: 72px; }
  body { font-size: 16px; }
  .page-shell { width: 100%; }
  .site-header { height: 72px; grid-template-columns: 1fr 46px; padding: 0 20px 0 22px; }
  .brand { gap: 10px; }
  .brand-mark { width: 32px; height: 32px; }
  .brand-name { font-size: 16px; letter-spacing: .13em; }
  .mobile-menu { width: 42px; height: 42px; }
  body.mobile-navigation-open .site-header { width: min(390px, 100%); }
  .mobile-navigation { top: 72px; width: min(390px, 100%); height: calc(100vh - 72px); height: calc(100dvh - 72px); padding: 18px 22px 22px; }
  .mobile-navigation > a { min-height: 49px; font-size: 15px; }
  .mobile-navigation .mobile-navigation-action { min-height: 52px; margin-top: 16px; padding: 0 15px; font-size: 13px; }
  h1 { font-size: 43px; line-height: 1.03; }
  h2 { font-size: 36px; }
  h3 { font-size: 25px; }
  .lead { font-size: 17px; }
  p, .application-line, .engineering-step p { font-size: 16px; }
  .archive-hero-copy { min-height: 650px; padding-top: 70px; }
  .archive-hero-copy p { font-size: 17px; }
  .archive-hero-stage { padding: 40px 20px 46px; min-height: 560px; }
  .stage-topline { margin-bottom: 44px; }
  .series-node { min-height: 145px; padding: 18px; }
  .series-node strong { margin-top: 34px; font-size: 19px; }
  .series-nav-inner { grid-template-columns: 1fr; }
  .series-nav a { border-left: 1px solid var(--border); border-bottom: 1px solid var(--border); min-height: 72px; }
  .catalog-intro { padding-bottom: 60px; }
  .catalog-series { padding-bottom: 84px; }
  .series-heading { grid-template-columns: 44px 1fr; gap: 10px; }
  .series-heading h2 { font-size: 31px; }
  .series-heading p { font-size: 15px; }
  .product-grid, .grid-two { grid-template-columns: 1fr; border-top: 0; }
  .product-card, .product-grid .product-card:nth-child(odd) { border-left: 0; border-right: 0; border-top: 1px solid var(--border); padding: 24px 0 30px; }
  .product-card figure, .grid-two .product-card figure { height: 400px; margin-bottom: 24px; }
  #tx .product-card figure { width: calc(100% + 40px); height: 400px; margin-inline: -20px; }
  #tx .product-card figure::before { inset: 24px; }
  #tx .product-card img { --tablet-media-scale: .89; }
  #tx .product-card:nth-child(2) img { --tablet-media-y: 5px; }
  #tx .product-card:nth-child(3) img { --tablet-media-scale: 1; --tablet-media-y: 30px; }
  .product-role { min-height: 0; }
  .grid-one .product-card { gap: 28px; }
  .grid-one .product-card figure { height: 430px; }
  .grid-one .product-card-copy { padding-right: 0; }
  .support-block { padding: 72px var(--gutter); }
  .support-axis { grid-template-columns: 1fr; border-top: 0; border-left: 1px solid currentColor; margin-left: 4px; }
  .support-axis span { padding: 0 0 20px 22px; }
  .support-axis span::before { transform: translate(-26px, 6px); }
  .cooperation { padding: 72px var(--gutter); gap: 38px; }
  .site-footer { height: auto; min-height: 690px; display: block; padding: 48px 22px 86px; }
  .footer-brand > p { margin-top: 19px; font-size: 15px; line-height: 1.55; }
  .footer-email { margin-top: 20px; font-size: 15px; }
  .footer-nav { grid-template-columns: 1fr 1fr; gap: 23px 20px; margin-top: 34px; }
  .footer-nav div { gap: 9px; }
  .footer-nav small { margin-bottom: 4px; font-size: 12px; }
  .footer-nav a { font-size: 14.5px; line-height: 1.35; }
  .footer-base { position: absolute; left: 22px; right: 22px; bottom: 0; height: 78px; flex-direction: column; justify-content: center; align-items: flex-start; gap: 7px; font-size: 13.5px; }
  .product-hero-copy { padding: 72px var(--gutter) 60px; }
  .product-hero-copy .role { font-size: 21px; }
  .product-hero-stage { min-height: 500px; padding: 26px 18px; }
  .product-hero-stage figure { min-height: 420px; }
  .detail-heading { grid-template-columns: 1fr; gap: 16px; margin-bottom: 42px; }
  .direction-diagram { grid-template-columns: 1fr; padding: 28px 20px; }
  .direction-node:not(:last-child) { border-right: 0; }
  .direction-node { min-height: 128px; }
  .direction-node b { margin-bottom: 28px; }
  .overview-visual, .overview-visual img { min-height: 0; height: 390px; }
  .overview-list div { grid-template-columns: 1fr; gap: 6px; }
  .pending-grid { grid-template-columns: 1fr; }
  .pending-item, .pending-item:nth-child(even) { padding: 24px 0; border-left: 0; }
  .engineering-step strong { margin-top: 24px; }
  .related-card { padding-inline: 0; border-left: 0; border-right: 0; }
  .related-card figure { height: 330px; }
}

body.admin-bar.mobile-navigation-open .site-header { top: 32px; }

/*
 * AIDC GO Product Image System V1.0
 * Centralize image geometry for the Products catalogue and all nine detail
 * render positions.  Variables originate from the shared product image map;
 * content and route renderers remain untouched.
 */
[data-product-asset] {
  --product-image-scale: 1;
  --product-image-x: 0px;
  --product-image-y: 0px;
  --product-image-max-width: 100%;
  --product-image-max-height: 100%;
  box-sizing: border-box;
  display: block;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  max-width: var(--product-image-max-width);
  max-height: var(--product-image-max-height);
  object-fit: contain;
  object-position: center;
  transform: translate(var(--product-image-x), var(--product-image-y)) scale(var(--product-image-scale));
  transform-origin: center;
}

.product-card figure,
.product-card figure > .product-detail-image,
.product-hero-stage figure,
.overview-visual,
.related-card figure {
  min-width: 0;
  min-height: 0;
}

/* No image is clipped to conceal a scale error; containment happens first. */
.product-card figure { overflow: visible; }

/* Replace the previous tablet-only transforms with the same shared variables. */
#tx .product-card img[data-product-asset] {
  top: var(--product-image-y);
  transform: translate(var(--product-image-x), 0) scale(var(--product-image-scale));
}
body.admin-bar.mobile-navigation-open .mobile-navigation { top: 116px; height: calc(100dvh - 116px); }

@media (max-width: 782px) {
  body.admin-bar.mobile-navigation-open .site-header { top: 46px; }
  body.admin-bar.mobile-navigation-open .mobile-navigation { top: 118px; height: calc(100dvh - 118px); }
}

@media (max-width: 767px) and (max-height: 450px) {
  .mobile-navigation { padding-top: 10px; padding-bottom: 12px; }
  .mobile-navigation > a { min-height: 47px; }
  .mobile-navigation .mobile-navigation-action { min-height: 48px; margin-top: 10px; }
}